All names: CD-45 5058, Hbg 292, CD-455058, Gaia DR2 5423525478362753024, TIC 76184341, HIC 45789, Gaia DR3 5423525478362753024, GEN# -0.04505058, HIP 45789, TYC 8166-1456-1, CEL 3270, CPD-45 3655, 2MASS J09201013-4531549, ALS 1275, GSC 08166-01456, LS 1275, UCAC4 223-036161, uvby98 -004505058
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 09 20 10.12 | 09 20 10.13 (0.03) | ||
| Declination | -45 31 54.99 | -45 31 54.94 (0.03) | ||
| Spectral type | sdO | sdO | ||
| Effective temperature | [K] | 75000.0 (4000) | ||
| log(g) | [cgs] | 5.00 (0.2) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.71 (0.07) | 1.70 (0.04) | |
| Distance | [pc] | 585.58 (25) | 589.69 (14) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -17.184 (0.1) | -16.902 (0.04) | |
| Proper motion (declination) | [mas/yr] | 0.221 (0.1) | 0.43 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 11.03 (0.03) | |||
| V magnitude | 11.33 (0.01) | |||
| R magnitude | 11.62 (0.05) | |||
| I magnitude | ||||
| J magnitude | 12.03 (0.02) | 12.03 (0.02) | ||
| H magnitude | 12.15 (0.02) | 12.15 (0.02) | ||
| K magnitude | 12.30 (0.02) | 12.30 (0.02) | ||
| u magnitude | ||||
| g magnitude | 11.30 (0.2) | |||
| r magnitude | 11.55 (0.02) | |||
| i magnitude | 11.93 (0.03) | |||
| z magnitude | ||||
| G magnitude | 11.30 (0.001) | 11.28 (0.003) | ||
| BP magnitude | 11.06 (0.01) | |||
| RP magnitude | 11.61 (0.001) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.037 | |||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.